GRAPHTEC FCX2000 Service Manual page 167

(10) The tool is lowered.
If you have only replaced the main board, input the adjustment values that were recorded.
Use the UP ARROW key or DOWN ARROW key to change the force setting.
The number on the LCD will increase or decrease.
Press the ENTER key after you input the recorded value for the 10 g-pen force.
The next specified pen force adjustment menu appears (Step (11)).
If the pen block assembly was replaced, use the force gauge to measure the actual force.
The measured pen force should be within the specification range (10±2 g).
NOTE:
The measuring point is when the bottom of blade holder left from the surface of cutting mat.
Do not keep pulling up the blade holder when measuring the pen force because the plotter gives more down
pressure.
Adjust the pen force value (D/A) until the force becomes to the 10±2 g.
Use the UP ARROW key or DOWN ARROW key to change the force setting. The number on the
LCD will increase or decrease.
Press the ENTER key after the measured pen force becomes to the 10±2 g.
The next specified pen force adjustment menu appears (Step (11)).
FCX2000-UM-251-9370
9 ELECTRICAL ADJUSTMENTS
9-21